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Grace Hartley: Amazon KDP author data

As of Nov 6, 2026, Grace Hartley has 8 books on Amazon, 7 of them on a best-seller list in the last 30 days (best rank #2), mostly in Social Situations, Money & Saving, Inspirational & Personal Growth.

8Books on Amazon
7Listed in 30 days
4.8Average rating
Median price$10.73
Price range (middle 50%)$2.99 – $18.92
Median reviews33
Total reviews319
New books (30 days)6
Breakout books (30 days)2

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What stands out

  • 88% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
  • Median price $10.73, 79% above the median of their main category, Social Situations.
  • 6 new books in the last 30 days, 2 of them broke into a Best Sellers list.

Grace Hartley's best-ranked books

  1. 121 Amazing Life Skills Every 12-Year-Old Girl Must Try: A Special Birthday Gift of Practi book cover by Grace Hartley

    121 Amazing Life Skills Every 12-Year-Old Girl Must Try: A Special Birthday Gift of Practical Skills for Confidence, Independence, Money, and Growing Up (Amazing Things Every Girl Should Know Book 2)

    by Grace Hartley

    • Price$2.99
    • Rating4.8
    • Reviews51

    View on Amazon · Full data on KDPTop

  2. 121 Amazing Money Skills Every 10-Year-Old Girl Must Know: A Special Birthday Gift of Conf book cover by Grace Hartley

    121 Amazing Money Skills Every 10-Year-Old Girl Must Know: A Special Birthday Gift of Confidence with Money: 121 Fun Lessons to Earn, Save, Spend, Give, ... (Amazing Things Every Girl Should Know 3)

    by Grace Hartley

    • Price$2.99
    • Rating4.8
    • Reviews33

    View on Amazon · Full data on KDPTop

  3. 121 Amazing Things Every 11-Year-Old Girl Should Know: A Special Birthday Gift About Confi book cover by Grace Hartley

    121 Amazing Things Every 11-Year-Old Girl Should Know: A Special Birthday Gift About Confidence, Friendship, and Growing Up: Inspiring Life Lessons on ... Things Every Girl Should Know Book 1)

    by Grace Hartley

    • Price$2.99
    • Rating4.9
    • Reviews93

    View on Amazon · Full data on KDPTop

  4. 121 Amazing Things Every 11-Year-Old Girl Should Know: A Special Birthday Gift About Confi book cover by Grace Hartley

    121 Amazing Things Every 11-Year-Old Girl Should Know: A Special Birthday Gift About Confidence, Friendship, and Growing Up: Inspiring Life Lessons on Confidence, Self-Esteem, and Friendship for Girls

    by Grace Hartley

    • Price$19.99
    • Rating4.9
    • Reviews90

    View on Amazon · Full data on KDPTop

  5. 121 Amazing Money Skills Every 10-Year-Old Girl Must Know: A Special Birthday Gift of Conf book cover by Grace Hartley

    121 Amazing Money Skills Every 10-Year-Old Girl Must Know: A Special Birthday Gift of Confidence with Money: 121 Fun Lessons to Earn, Save, Spend, ... (Amazing Things Every Girl Should Know)

    by Grace Hartley

    • Price$18.56
    • Rating4.8
    • Reviews32

    View on Amazon · Full data on KDPTop

  6. 121 Amazing Organization Hacks Every 13-Year-Old Girl Should Master: Stop the Overwhelm: E book cover by Grace Hartley

    121 Amazing Organization Hacks Every 13-Year-Old Girl Should Master: Stop the Overwhelm: Executive Function Skills for Focus, Time Management, Calm ... ... Things Every Girl Should Know Book 4)

    by Grace Hartley

    • Price$2.99
    • Rating4.7
    • Reviews10

    View on Amazon · Full data on KDPTop

  7. 121 Amazing Organization Hacks Every 13-Year-Old Girl Should Master: Stop the Overwhelm: E book cover by Grace Hartley

    121 Amazing Organization Hacks Every 13-Year-Old Girl Should Master: Stop the Overwhelm: Executive Function Skills for Focus, Time Management, and ... All (Amazing Things Every Girl Should Know)

    by Grace Hartley

    • Price$18.46
    • Rating4.7
    • Reviews10

    View on Amazon · Full data on KDPTop

  8. 363 Amazing Skills Every Girl Should Know: The 3-in-1 Birthday Gift Book of Life, Money an book cover by Grace Hartley

    363 Amazing Skills Every Girl Should Know: The 3-in-1 Birthday Gift Book of Life, Money and Organization Skills for Tween Girls Ages 9-13

    by Grace Hartley

    • Price$49.99
    • Reviews-
    • Published2026-10

    View on Amazon · Full data on KDPTop

Main categories

FAQ

How many books does Grace Hartley have on Amazon?

KDPTop tracks 8 of their books; 7 made an Amazon list in the last 30 days.

Which categories does Grace Hartley publish in?

Their books chart most often in Social Situations, Money & Saving, Inspirational & Personal Growth.

How does Grace Hartley price their books?

The median price is $10.73; half of the books cost $2.99–$18.92.

Has Grace Hartley released new books recently?

6 new books in the last 30 days, 2 of which reached a Best Sellers list.

About this data

Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.